paris estimated net suppose the purchasing power has decreased by about 18% identity of the constant dollar from fiscal year 1992 to fiscal year 2012 in spite of a agency being given a number of initiatives to carry out over the same period. last year's budget was about $1 billion less than the fiscal year 2010. the impact of the budgetary and stability has been felt by all of nasa's programs and its infrastructure. it also highlighted by the inspector general. we will hear similar concerns raised by the national research council today as he discusses his recent balanced report. we have heard of them are is the one form or have their in this form or and congress this. to recognize and asa for the -- where there are funded as part of the federal discretionary budget, which a not forget those programs are long term undertakings and they cannot just be turned on and off whenever we have a short-term fiscal issue needing attention. not if we want them to be successful we forget our peril that the hard reality that a investments and are and d and innovation such as and programs and projec